The data show the percentage of households that composted kitchen waste and those that composted yard waste in 26 regions of a certain country. Complete parts a and b below. The mean percentage of households that composted kitchen waste is
​%, while the mean percentage of households that composted yard waste is
%. The percentage of households that composted kitchen waste is the percentage of households that composted yard waste.

The standard deviation of the percentage of households that composted kitchen waste is %, while the standard deviation of the percentage of households that composted yard waste is ​%. The percentage of households that composted kitchen waste is the percentage of households that composted yard waste.

Kitchen Yard
33 45
94 84
46 68
89 73
55 78
10 54
67 82
65 80
70 85
73 88
73 83
71 85
74 80
71 84
52 84
34 90
78 83
27 77
56 74
56 76
32 67
27 52
22 54
38 77
39 80
61 83